121 lines
4.4 KiB
C
121 lines
4.4 KiB
C
/* $NetBSD: exec_ecoff.h,v 1.1 2002/03/23 17:13:46 bouyer Exp $ */
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/*
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* Copyright (c) 1994 Adam Glass
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Adam Glass.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_EXEC_ECOFF_H_
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#define _SYS_EXEC_ECOFF_H_
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#include <machine/ecoff_machdep.h>
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struct ecoff_filehdr {
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ECOFF_USHORT f_magic; /* magic number */
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ECOFF_USHORT f_nscns; /* # of sections */
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ECOFF_UINT f_timdat; /* time and date stamp */
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ECOFF_ULONG f_symptr; /* file offset of symbol table */
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ECOFF_UINT f_nsyms; /* # of symbol table entries */
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ECOFF_USHORT f_opthdr; /* sizeof the optional header */
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ECOFF_USHORT f_flags; /* flags??? */
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};
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struct ecoff_aouthdr {
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ECOFF_USHORT magic;
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ECOFF_USHORT vstamp;
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ECOFF_PAD
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ECOFF_ULONG tsize;
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ECOFF_ULONG dsize;
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ECOFF_ULONG bsize;
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ECOFF_ULONG entry;
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ECOFF_ULONG text_start;
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ECOFF_ULONG data_start;
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ECOFF_ULONG bss_start;
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ECOFF_MACHDEP;
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};
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struct ecoff_scnhdr { /* needed for size info */
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char s_name[8]; /* name */
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ECOFF_ULONG s_paddr; /* physical addr? for ROMing?*/
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ECOFF_ULONG s_vaddr; /* virtual addr? */
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ECOFF_ULONG s_size; /* size */
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ECOFF_ULONG s_scnptr; /* file offset of raw data */
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ECOFF_ULONG s_relptr; /* file offset of reloc data */
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ECOFF_ULONG s_lnnoptr; /* file offset of line data */
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ECOFF_USHORT s_nreloc; /* # of relocation entries */
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ECOFF_USHORT s_nlnno; /* # of line entries */
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ECOFF_UINT s_flags; /* flags */
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};
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struct ecoff_exechdr {
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struct ecoff_filehdr f;
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struct ecoff_aouthdr a;
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};
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#define ECOFF_HDR_SIZE (sizeof(struct ecoff_exechdr))
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#define ECOFF_OMAGIC 0407
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#define ECOFF_NMAGIC 0410
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#define ECOFF_ZMAGIC 0413
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#define ECOFF_ROUND(value, by) \
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(((value) + (by) - 1) & ~((by) - 1))
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#define ECOFF_BLOCK_ALIGN(ep, value) \
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((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_ROUND((value), ECOFF_LDPGSZ) : \
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(value))
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#define ECOFF_TXTOFF(ep) \
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((ep)->a.magic == ECOFF_ZMAGIC ? 0 : \
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ECOFF_ROUND(ECOFF_HDR_SIZE + (ep)->f.f_nscns * \
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sizeof(struct ecoff_scnhdr), ECOFF_SEGMENT_ALIGNMENT(ep)))
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#define ECOFF_DATOFF(ep) \
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(ECOFF_BLOCK_ALIGN((ep), ECOFF_TXTOFF(ep) + (ep)->a.tsize))
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#define ECOFF_SEGMENT_ALIGN(ep, value) \
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(ECOFF_ROUND((value), ((ep)->a.magic == ECOFF_ZMAGIC ? ECOFF_LDPGSZ : \
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ECOFF_SEGMENT_ALIGNMENT(ep))))
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#ifdef _KERNEL
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int exec_ecoff_makecmds __P((struct proc *, struct exec_package *));
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int exec_ecoff_setup_stack __P((struct proc *, struct exec_package *));
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int cpu_exec_ecoff_probe __P((struct proc *, struct exec_package *));
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void cpu_exec_ecoff_setregs __P((struct proc *, struct exec_package *,
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u_long));
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int exec_ecoff_prep_omagic __P((struct proc *, struct exec_package *,
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struct ecoff_exechdr *, struct vnode *));
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int exec_ecoff_prep_nmagic __P((struct proc *, struct exec_package *,
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struct ecoff_exechdr *, struct vnode *));
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int exec_ecoff_prep_zmagic __P((struct proc *, struct exec_package *,
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struct ecoff_exechdr *, struct vnode *));
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#endif /* _KERNEL */
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#endif /* !_SYS_EXEC_ECOFF_H_ */
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